碳酸钾

It may be used in pharmaceutical laboratories as a drying agent or as a source of potassium. It is also used in fire extinguishers, to make soap, glass and to soften water. Aqueous potassium carbonate plays an important role in carbon dioxide absorption promoted by piperazine. It is also essential for the absorption of carbon dioxide promoted by boric acid. It is also useful for the synthesis of azoles and diazines.

It is deliquescent. Incompatible with moisture, acids.

MFCD00011382

209-529-3

K₂CO₃

138.21

891°

2.29

Hygroscopic. Ambient temperatures.

Granular

Soluble in water. Insoluble in ethanol.

4267587

14,7619

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Harmful if swallowed.Irritating to eyes, respiratory system and skin.

Maximum level of impurities: Insoluble matter 0.01%, Cl 0.003%, PO₄ 0.001%, SiO₂ 0.005%, SO₄ 0.004%, Ca 0.005%, Mg 0.002%, Heavy Metals (as Pb) 5ppm, Fe 5ppm, Na 0.02%

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In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear suitable protective clothing and gloves.

TS7750000

 

是

 

H302-H315-H319-H335
Harmful if swallowed.Causes skin irritation.Causes serious eye irritation.May cause respiratory irritation.

P261-P280a-P305+P351+P338-P304+P340-P405-P501a
Avoid breathing dust/fume/gas/mist/vapours/spray.Wear protective gloves and eye/face protection.IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.Store locked up.Dispose of contents/container in accordance with local/regional/national/international regulations.